fix bash errors

qa/layer_toplength.sh

@@ -1,37 +1,34 @@
-
 #!/bin/bash
 set -o errexit
 set -o pipefail
 set -o nounset
 
-
 layerid=$1
 classvar=$2
 
-echo "# TOP30LENGHT - $layerid - $classvar"
-
 for z in {0..15}
 do
 echo " "
 echo "## $layerid z$z   max length ($classvar)"
 
-SQL=$(generate-sqlquery layers/${layerid}/${layerid}.yaml $z ) 
+SQL=$(generate-sqlquery layers/${layerid}/${layerid}.yaml $z )
 
-read -r -d '' SQLCODE <<- EOMSQL
-  select $classvar , length( $classvar ) as _length_ from
-  $SQL 
-  WHERE length( $classvar ) > 0
-  ORDER BY length( $classvar )  DESC NULLS LAST
-  LIMIT 30
-  ;
-EOMSQL
+SQLCODE=$(cat <<-END
+select $classvar , length( $classvar ) as _length_ from
+$SQL
+WHERE length( $classvar ) > 0
+ORDER BY length( $classvar )  DESC NULLS LAST
+LIMIT 30
+;
+END
+)
 
-#echo "\`\`\`SQL"
+#echo "\`\`\`sql"
 #echo "$SQLCODE"
 #echo "\`\`\`"
 
 docker-compose run --rm import-osm /usr/src/app/psql.sh -q -P pager=off -P border=2 -P footer=off -P null='(null)' -c "$SQLCODE" \
-   | sed '1d;$d'  | sed '$d' | sed 's/+--/|--/g' | sed 's/--+/--|/g' 
-   
+   | sed '1d;$d'  | sed '$d' | sed 's/+--/|--/g' | sed 's/--+/--|/g'
+
 done